1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package org.apache.harmony.luni.tests.java.net; 19 20import java.io.Serializable; 21import java.net.Inet4Address; 22import java.net.InetAddress; 23 24import org.apache.harmony.testframework.serialization.SerializationTest; 25import org.apache.harmony.testframework.serialization.SerializationTest.SerializableAssert; 26 27public class Inet4AddressTest extends junit.framework.TestCase { 28 29 /** 30 * @tests java.net.Inet4Address#isMulticastAddress() 31 */ 32 public void test_isMulticastAddress() throws Exception { 33 34 // Create 2 IP v4 addresses and call "isMulticastAddress()" 35 // result should return true if the first 4 bits of the 36 // address are: 1110, false otherwise 37 // Make 1 address with 1110, and 1 without 38 String addrName = ""; 39 addrName = "224.0.0.0"; // a multicast addr 1110 = 224-239 40 InetAddress addr = InetAddress.getByName(addrName); 41 assertTrue("Multicast address " + addrName + " not detected.", addr 42 .isMulticastAddress()); 43 44 addrName = "239.255.255.255"; // a multicast addr 1110 = 224-239 45 addr = InetAddress.getByName(addrName); 46 assertTrue("Multicast address " + addrName + " not detected.", addr 47 .isMulticastAddress()); 48 49 addrName = "42.42.42.42"; // a non-multicast address 50 addr = InetAddress.getByName(addrName); 51 assertTrue("Non multicast address " + addrName 52 + " reporting as a multicast address.", !addr 53 .isMulticastAddress()); 54 55 } 56 57 public void test_isAnyLocalAddress() throws Exception { 58 assertTrue(InetAddress.getByName("0.0.0.0").isAnyLocalAddress()); 59 assertFalse(InetAddress.getByName("127.0.0.1").isAnyLocalAddress()); 60 } 61 62 public void test_isLoopbackAddress() throws Exception { 63 // Create some IP V4 addresses and test if they are local... 64 65 String addrName = ""; 66 67 addrName = "127.0.0.0"; // a loopback address should be 127.d.d.d 68 InetAddress addr = InetAddress.getByName(addrName); 69 assertTrue("Loopback address " + addrName + " not detected.", addr 70 .isLoopbackAddress()); 71 72 addrName = "127.42.42.42"; // a loopback address should be 73 // 127.d.d.d 74 addr = InetAddress.getByName(addrName); 75 assertTrue("Loopback address " + addrName + " not detected.", addr 76 .isLoopbackAddress()); 77 78 addrName = "42.42.42.42"; // a loopback address should be 79 // 127.d.d.d 80 addr = InetAddress.getByName(addrName); 81 assertTrue("Address incorrectly " + addrName 82 + " detected as a loopback address.", !addr 83 .isLoopbackAddress()); 84 } 85 86 /** 87 * @tests java.net.Inet4Address#isLinkLocalAddress() 88 */ 89 public void test_isLinkLocalAddress() throws Exception { 90 91 String addrName = ""; 92 // There are no link local addresses for IPv4 93 // We'll test one to ensure we get "false" 94 95 addrName = "42.42.42.42"; 96 InetAddress addr = InetAddress.getByName(addrName); 97 assertTrue("IPv4 address " + addrName 98 + " incorrectly reporting as a link local address.", !addr 99 .isLinkLocalAddress()); 100 } 101 102 /** 103 * @tests java.net.Inet4Address#isSiteLocalAddress() 104 */ 105 public void test_isSiteLocalAddress() throws Exception { 106 String addrName = ""; 107 // There are no site local addresses for IPv4 108 // We'll test one to ensure we get "false" 109 110 addrName = "42.42.42.42"; 111 InetAddress addr = InetAddress.getByName(addrName); 112 assertTrue("IPv4 address " + addrName 113 + " incorrectly reporting as a site local address.", !addr 114 .isSiteLocalAddress()); 115 } 116 117 /** 118 * @tests java.net.Inet4Address#isMCGlobal() 119 */ 120 public void test_isMCGlobal() throws Exception { 121 122 // Create an IPv4 mulitcast address. It should return 123 // false for globabl mutlicast. There are no valid IPv4 124 // global multicast addresses 125 126 String addrName = ""; 127 addrName = "224.0.0.0"; // a multicast addr 1110 128 InetAddress addr = InetAddress.getByName(addrName); 129 assertTrue("IPv4 link-local multicast address " + addrName 130 + " incorrectly identified as a global multicast address.", 131 !addr.isMCGlobal()); 132 133 addrName = "224.0.0.255"; // a multicast addr 1110 134 addr = InetAddress.getByName(addrName); 135 assertTrue("IPv4 link-local multicast address " + addrName 136 + " incorrectly identified as a global multicast address.", 137 !addr.isMCGlobal()); 138 139 addrName = "224.0.1.0"; // a multicast addr 1110 140 addr = InetAddress.getByName(addrName); 141 assertTrue("IPv4 global multicast address " + addrName 142 + " not identified as a global multicast address.", addr 143 .isMCGlobal()); 144 145 addrName = "238.255.255.255"; // a multicast addr 1110 146 addr = InetAddress.getByName(addrName); 147 assertTrue("IPv4 global multicast address " + addrName 148 + " not identified as a global multicast address.", addr 149 .isMCGlobal()); 150 151 addrName = "239.0.0.0"; // a multicast addr 1110 152 addr = InetAddress.getByName(addrName); 153 assertTrue("IPv4 reserved multicast address " + addrName 154 + " incorrectly identified as a global multicast address.", 155 !addr.isMCGlobal()); 156 157 addrName = "239.191.255.255"; // a multicast addr 1110 158 addr = InetAddress.getByName(addrName); 159 assertTrue("IPv4 reserved multicast address " + addrName 160 + " incorrectly identified as a global multicast address.", 161 !addr.isMCGlobal()); 162 } 163 164 /** 165 * @tests java.net.Inet4Address#isMCNodeLocal() 166 */ 167 public void test_isMCNodeLocal() throws Exception { 168 // Create an IPv4 mulitcast address. It should return 169 // false for node-local mutlicast. There are no valid IPv4 170 // node-local multicast addresses 171 172 String addrName = ""; 173 addrName = "224.42.42.42"; // a multicast addr 1110 = 224 174 InetAddress addr = InetAddress.getByName(addrName); 175 assertTrue( 176 "IPv4 multicast address " 177 + addrName 178 + " incorrectly identified as a node-local multicast address.", 179 !addr.isMCNodeLocal()); 180 181 addrName = "239.0.0.0"; // a multicast addr 1110 182 addr = InetAddress.getByName(addrName); 183 assertTrue( 184 "IPv4 reserved multicast address " 185 + addrName 186 + " incorrectly identified as a node-local multicast address.", 187 !addr.isMCNodeLocal()); 188 } 189 190 /** 191 * @tests java.net.Inet4Address#isMCLinkLocal() 192 */ 193 public void test_isMCLinkLocal() throws Exception { 194 // Create an IPv4 mulitcast address. It should return 195 // false for link-local mutlicast. There are no valid IPv4 196 // link-local multicast addresses 197 198 String addrName = ""; 199 addrName = "224.0.0.0"; // a multicast addr 1110 200 InetAddress addr = InetAddress.getByName(addrName); 201 assertTrue("IPv4 link-local multicast address " + addrName 202 + " not identified as a link-local multicast address.", 203 addr.isMCLinkLocal()); 204 205 addrName = "224.0.0.255"; // a multicast addr 1110 206 addr = InetAddress.getByName(addrName); 207 assertTrue("IPv4 link-local multicast address " + addrName 208 + " not identified as a link-local multicast address.", 209 addr.isMCLinkLocal()); 210 211 addrName = "224.0.1.0"; // a multicast addr 1110 212 addr = InetAddress.getByName(addrName); 213 assertTrue( 214 "IPv4 global multicast address " 215 + addrName 216 + " incorrectly identified as a link-local multicast address.", 217 !addr.isMCLinkLocal()); 218 219 addrName = "239.0.0.0"; // a multicast addr 1110 220 addr = InetAddress.getByName(addrName); 221 assertTrue( 222 "IPv4 reserved multicast address " 223 + addrName 224 + " incorrectly identified as a link-local multicast address.", 225 !addr.isMCLinkLocal()); 226 } 227 228 /** 229 * @tests java.net.Inet4Address#isMCSiteLocal() 230 */ 231 public void test_isMCSiteLocal() throws Exception { 232 // Create an IPv4 mulitcast address. It should return 233 // false for site-local mutlicast. There are no valid IPv4 234 // site-local multicast addresses 235 236 String addrName = ""; 237 addrName = "240.0.0.0"; // a multicast addr 1110 = 224 238 InetAddress addr = InetAddress.getByName(addrName); 239 assertTrue( 240 "IPv4 multicast address " 241 + addrName 242 + " incorrectly identified as a site-local multicast address.", 243 !addr.isMCSiteLocal()); 244 245 addrName = "239.0.0.0"; // a multicast addr 1110 246 addr = InetAddress.getByName(addrName); 247 assertTrue( 248 "IPv4 reserved multicast address " 249 + addrName 250 + " incorrectly identified as a site-local multicast address.", 251 !addr.isMCSiteLocal()); 252 253 addrName = "239.255.0.0"; // a multicast addr 1110 254 addr = InetAddress.getByName(addrName); 255 assertTrue("IPv4 site-local multicast address " + addrName 256 + " not identified as a site-local multicast address.", 257 addr.isMCSiteLocal()); 258 259 addrName = "239.255.255.255"; // a multicast addr 1110 260 addr = InetAddress.getByName(addrName); 261 assertTrue("IPv4 site-local multicast address " + addrName 262 + " not identified as a site-local multicast address.", 263 addr.isMCSiteLocal()); 264 265 addrName = "239.255.2.2"; // a multicast addr 1110 266 addr = InetAddress.getByName(addrName); 267 assertTrue("IPv4 site-local multicast address " + addrName 268 + " not identified as a site-local multicast address.", 269 addr.isMCSiteLocal()); 270 } 271 272 /** 273 * @tests java.net.Inet4Address#isMCOrgLocal() 274 */ 275 public void test_isMCOrgLocal() throws Exception { 276 // Create an IPv4 mulitcast address. It should return 277 // false for organization-local mutlicast. There are no valid IPv4 278 // organization-local multicast addresses 279 280 String addrName = ""; 281 282 addrName = "239.191.255.255"; // a multicast addr 1110 283 InetAddress addr = InetAddress.getByName(addrName); 284 assertTrue( 285 "IPv4 reserved multicast address " 286 + addrName 287 + " incorrectly identified as a org-local multicast address.", 288 !addr.isMCOrgLocal()); 289 290 addrName = "239.252.0.0"; // a multicast addr 1110 291 addr = InetAddress.getByName(addrName); 292 assertTrue( 293 "IPv4 site-local multicast address " 294 + addrName 295 + " incorrectly identified as a org-local multicast address.", 296 !addr.isMCOrgLocal()); 297 298 addrName = "239.192.0.0"; // a multicast addr 1110 299 addr = InetAddress.getByName(addrName); 300 assertTrue("IPv4 org-local multicast address " + addrName 301 + " not identified as a org-local multicast address.", addr 302 .isMCOrgLocal()); 303 304 addrName = "239.195.255.255"; // a multicast addr 1110 305 addr = InetAddress.getByName(addrName); 306 assertTrue("IPv4 org-local multicast address " + addrName 307 + " not identified as a org-local multicast address.", addr 308 .isMCOrgLocal()); 309 } 310 311 // comparator for Inet4Address objects 312 private static final SerializableAssert COMPARATOR = new SerializableAssert() { 313 public void assertDeserialized(Serializable initial, 314 Serializable deserialized) { 315 316 Inet4Address initAddr = (Inet4Address) initial; 317 Inet4Address desrAddr = (Inet4Address) deserialized; 318 319 byte[] iaAddresss = initAddr.getAddress(); 320 byte[] deIAAddresss = desrAddr.getAddress(); 321 for (int i = 0; i < iaAddresss.length; i++) { 322 assertEquals(iaAddresss[i], deIAAddresss[i]); 323 } 324 assertEquals(4, deIAAddresss.length); 325 assertEquals(initAddr.getHostName(), desrAddr.getHostName()); 326 } 327 }; 328 329 /** 330 * @tests serialization/deserialization compatibility. 331 */ 332 public void testSerializationSelf() throws Exception { 333 334 SerializationTest.verifySelf(Inet4Address.getByName("localhost"), 335 COMPARATOR); 336 } 337 338 /** 339 * @tests serialization/deserialization compatibility with RI. 340 */ 341 public void testSerializationCompatibility() throws Exception { 342 343 SerializationTest.verifyGolden(this, Inet4Address 344 .getByName("localhost"), COMPARATOR); 345 } 346} 347